Chat Engines
聊天引擎是一种高级界面，可以与您的数据进行对话（多次往返而不是单次问答)。
Chat Engine Types
- class llama_index.chat_engine.types.BaseChatEngine
Base Chat Engine.
- abstract async achat(message: str) Union[Response, StreamingResponse]
Async version of main chat interface.
- abstract chat(message: str) Union[Response, StreamingResponse]
Main chat interface.
- chat_repl() None
Enter interactive chat REPL.
- abstract reset() None
Reset conversation state.
- class llama_index.chat_engine.types.ChatMode(value)
Chat Engine Modes.
- CONDENSE_QUESTION = 'condense_question'
Corresponds to CondenseQuestionChatEngine.
First generate a standalone question from conversation context and last message, then query the query engine for a response.
- REACT = 'react'
Corresponds to ReActChatEngine.
Use a ReAct agent loop with query engine tools. Implemented via LangChain agent.
- SIMPLE = 'simple'
Corresponds to SimpleChatEngine.
Chat with LLM, without making use of a knowledge base.